The CRCST (Certified Registered Central Service Technician) from HSPA (formerly IAHCSMM) is the most common certification for sterile processing technicians. Several states require certification to work in sterile processing.
Practice decontamination, sterilization and instrumentation on our free CRCST practice test.
Key takeaways
- 150 questions (125 scored) in 3 hours at Prometric.
- 400 hours of hands-on sterile processing experience are required.
- You can test first and finish the hours within 6 months (provisional).
- Renew annually with continuing education.
USA CRCST Exam: Quick Facts
- Offered by
- HSPA
- Questions
- 150 (125 scored)
- Time
- 3 hours
- Experience
- 400 hands-on hours
CRCST Exam Topics
- Cleaning, decontamination and disinfection
- Preparation and packaging
- Sterilization processes (steam, low-temperature)
- Patient care equipment
- Sterile storage and inventory management
- Documentation and record maintenance
- Customer relations
Free practice test
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Go to the USA CRCST Exam practice test →USA CRCST Exam FAQs
How many questions are on the CRCST exam?
150 multiple-choice questions, 125 scored, in 3 hours.
Full answer →Do I need experience before taking the CRCST?
You need 400 hands-on hours for full certification. You can test first and earn the hours within 6 months.
Full answer →What is the CRCST passing score?
HSPA uses a scaled passing score. Aim for 80%+ on practice tests.
Full answer →Official sources
Disclaimer: This guide is for general information. Rules, fees and procedures can change. Confirm the current requirements with the official agency listed in the sources. Read our editorial policy.